-1

Below is the error.

Traceback (most recent call last):
  File "C:\Users\Anu\miniconda3\Scripts\jupyter-notebook-script.py", line 6, in <module>
    from notebook.notebookapp import main
  File "C:\Users\Anu\miniconda3\lib\site-packages\notebook\notebookapp.py", line 59, in <module>
    from tornado import httpserver
  File "C:\Users\Anu\miniconda3\lib\site-packages\tornado\httpserver.py", line 33, in <module>
    from tornado.http1connection import HTTP1ServerConnection, HTTP1ConnectionParameters
  File "C:\Users\Anu\miniconda3\lib\site-packages\tornado\http1connection.py", line 30, in <module>
    from tornado import httputil
  File "C:\Users\Anu\miniconda3\lib\site-packages\tornado\httputil.py", line 107, in <module>
    class HTTPHeaders(collections.MutableMapping):
AttributeError: module 'collections' has no attribute 'MutableMapping'

I just upgraded the Tornado version.

karel
  • 5,489
  • 46
  • 45
  • 50
aniruddha deshmukh
  • 1
  • Does this answer your question? [AttributeError: module 'collections' has no attribute 'MutableMapping'](https://stackoverflow.com/questions/70943244/attributeerror-module-collections-has-no-attribute-mutablemapping) – ChrisGPT was on strike Aug 30 '23 at 02:12

0 Answers0